---
product_id: 70277552
title: "Keeper 712 Combo Bike Chain Lock, 4ft Resettable Bike Lock | Sold Secure Bronze heavy duty anti-theft bicycle lock for e-bikes and scooters with weather-resistant nylon sleeve"
brand: "kryptonite"
price: "545.43 DT"
currency: TND
in_stock: true
reviews_count: 13
category: "Kryptonite"
url: https://www.desertcart.tn/products/70277552-keeper-712-combo-bike-chain-lock-4ft-resettable-bike-lock
store_origin: TN
region: Tunisia
---

# 7mm 3T manganese steel chain Weather-resistant nylon sleeve Sold Secure Bronze 5/10 rating Keeper 712 Combo Bike Chain Lock, 4ft Resettable Bike Lock | Sold Secure Bronze heavy duty anti-theft bicycle lock for e-bikes and scooters with weather-resistant nylon sleeve

**Brand:** kryptonite
**Price:** 545.43 DT
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in your ride, unlock your freedom.

## Quick Answers

- **What is this?** Keeper 712 Combo Bike Chain Lock, 4ft Resettable Bike Lock | Sold Secure Bronze heavy duty anti-theft bicycle lock for e-bikes and scooters with weather-resistant nylon sleeve by kryptonite
- **How much does it cost?** 545.43 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/70277552-keeper-712-combo-bike-chain-lock-4ft-resettable-bike-lock)

## Best For

- kryptonite enthusiasts

## Why This Product

- Trusted kryptonite brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Yet Mighty:** 4-ft length balances secure locking reach with easy portability—carry confidence without the bulk.
- • **Lifetime Peace of Mind:** Backed by Kryptonite’s Anti-Theft Protection and limited lifetime warranty—security that stands the test of time.
- • **Scratch-Free Protection:** Durable nylon sleeve shields your bike’s frame from scratches while extending lock lifespan against weather.
- • **Unmatched Urban Security:** Heavy-duty 7mm four-sided manganese steel chain resists cutting & leverage attacks for peace of mind in city commutes.
- • **Effortless Keyless Convenience:** Customizable 4-digit combo with 10,000+ codes means no keys, no hassle—perfect for quick stops and daily rides.

## Overview

The Kryptonite Keeper 712 Combo is a 4-ft heavy-duty bike chain lock crafted from 7mm four-sided 3T manganese steel, rated Sold Secure Bronze (5/10) for reliable anti-theft protection. Featuring a weather-resistant nylon sleeve and a customizable 4-digit combination lock with over 10,000 code possibilities, it offers a perfect blend of security, portability, and convenience for everyday urban cyclists. Supported by a limited lifetime warranty and Kryptonite’s Anti-Theft Protection program, it’s designed to keep your bike safe with style and confidence.

## Description

The 712 Integrated Chain features an end-link locking point for extensive holding power and 7mm four-sided chain links made from 3T manganese steel. Rated at a 5 / 10 on our security scale, it is good for quick stops in a metropolitan area, a few hours in the suburbs or overnight in rural areas. The hardened deadbolt design provides extra holding power and the disc-style cylinder is both pick and drill resistant. The lock comes with two new ergonomic "I" keys and a weather-resistant nylon sleeve to prevent scratches. The lock is 120 cm long and weighs 3.75 lbs.

Review: Lock 🔐 ⭐️⭐️⭐️⭐️⭐️ - I’ve been using this bike lock and it’s been exactly what I needed for quick stops and everyday use. It feels sturdy and well-built, not flimsy like some of the cheaper locks you see. The locking mechanism is smooth, easy to use, and doesn’t stick, which makes grabbing my bike fast and hassle-free. What I like most is the peace of mind it gives when I’m running errands or leaving my bike for a short time. It’s strong enough that I feel confident stepping away without constantly worrying about it. The design is also compact enough to carry without it being annoying or bulky. It’s simple, reliable, and does its job without overcomplicating anything. Overall, it’s a solid everyday bike lock that feels like a good balance of security and convenience.
Review: A great lock - Perfect fit and has the durability I wanted for locking up my e-bike when I cruise around town. The combo is nice and works as it should so far. No keys needed is a must and this checks that box. And more.

## Features

- HEAVY‑DUTY ANTI‑THEFT BIKE CHAIN LOCK: Built with 7 mm four‑sided 3T manganese steel chain links, this heavy‑duty bike chain lock provides strong resistance against cutting and leverage attacks, making it ideal for city bikes, e‑bikes, scooters, and motorcycles
- SOLD SECURE BRONZE RATED SECURITY: Certified by Sold Secure and rated a 5/10 on Kryptonite’s internal security scale, this lock meets Bronze‑level standards for resistance against common theft methods. Featuring a patent-pending end link design for keyless holding power, it is perfectly suited for moderate‑risk areas, quick stops, and everyday commuting
- 4‑FT (120 CM) COMPACT & STRONG CHAIN DESIGN: The Kryptonite Keeper 712 Combo features a 4‑ft (approx. 120 cm / 47.2 in) length, offering the perfect balance of secure locking reach for thicker poles and easy portability; total lock weight is approx. 4.5 lbs (2.04 kg)
- PROTECTIVE NYLON SLEEVE & WEATHER RESISTANCE: Includes a durable, weather‑resistant nylon sleeve to help protect your bike frame from scratches and paint damage, while shielding the heavy-duty chain against the elements to extend its lifespan
- CUSTOMIZABLE 4-DIGIT COMBINATION: Features a smooth, positive-indexing dial with a 4-digit resettable combination, giving you over 10,000 possible codes. It is fully backed by the Kryptonite Combo Safe Program, which securely stores your code online in case you ever forget it
- ANTI‑THEFT PROTECTION & LIFETIME WARRANTY: Eligible for Kryptonite’s Anti‑Theft Protection Offer (ATPO) with coverage for registered locks. Kryptonite also offers a limited lifetime warranty and dedicated Customer Experience support, ensuring total peace of mind and product quality

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B078HTBSY6 |
| Additional Features | Portable |
| Best Sellers Rank | #8,548 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #13 in Bike Chain Locks |
| Brand | Kryptonite |
| Brand Name | Kryptonite |
| Color | Black |
| Control Method | Touch |
| Controller Type | Hand Control |
| Customer Reviews | 4.6 out of 5 stars 766 Reviews |
| Finish Types | Unfinished |
| Global Trade Identification Number | 00720018003298 |
| Included Components | Chain |
| Item Dimensions | 15 x 4 x 6 inches |
| Item Highlight | Sold Secure Bronze heavy duty anti-theft bicycle lock for e-bikes and scooters with weather-resistant nylon sleeve |
| Item Type Name | Security Lock |
| Item Weight | 4.5 pounds |
| Item dimensions L x W x H | 15 x 4 x 6 inches |
| Lock Type | Combination Lock |
| Manufacturer | Kryptonite |
| Manufacturer Part Number | 003298 |
| Manufacturer Warranty Description | Limitied Lifetime Warranty |
| Material | Alloy Steel |
| Material Type | Alloy Steel |
| Model Name | Kryptonite Keeper 712 Combo Chain |
| Model Number | 720018003298 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Recommended Uses For Product | Security |
| Shape | Round |
| Special Feature | Portable |
| Style Name | Chain Lock |
| UPC | 720018003298 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Kryptonite
- **Item dimensions L x W x H:** 15 x 4 x 6 inches
- **Lock Type:** Combination Lock
- **Material:** Alloy Steel
- **Special Feature:** Portable

## Images

![Keeper 712 Combo Bike Chain Lock, 4ft Resettable Bike Lock | Sold Secure Bronze heavy duty anti-theft bicycle lock for e-bikes and scooters with weather-resistant nylon sleeve - Image 1](https://m.media-amazon.com/images/I/81bX4mdDWOL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Lock 🔐 ⭐️⭐️⭐️⭐️⭐️
*by L***E on June 16, 2026*

I’ve been using this bike lock and it’s been exactly what I needed for quick stops and everyday use. It feels sturdy and well-built, not flimsy like some of the cheaper locks you see. The locking mechanism is smooth, easy to use, and doesn’t stick, which makes grabbing my bike fast and hassle-free. What I like most is the peace of mind it gives when I’m running errands or leaving my bike for a short time. It’s strong enough that I feel confident stepping away without constantly worrying about it. The design is also compact enough to carry without it being annoying or bulky. It’s simple, reliable, and does its job without overcomplicating anything. Overall, it’s a solid everyday bike lock that feels like a good balance of security and convenience.

### ⭐⭐⭐⭐⭐ A great lock
*by A***N on July 24, 2026*

Perfect fit and has the durability I wanted for locking up my e-bike when I cruise around town. The combo is nice and works as it should so far. No keys needed is a must and this checks that box. And more.

### ⭐⭐⭐⭐⭐ Heavy Duty E-Bike Lock
*by D***D on June 7, 2026*

Love this lock. It’s heavy, feels well made, and adds extra security for my e-bike. The length is perfect and makes it easy to lock up in different places. Very happy with it.

## Frequently Bought Together

- Kryptonite Keeper 712 Combo Bike Chain Lock, 4 Feet Long 7mm Steel Chain Heavy Duty Anti-Theft Bicycle Chain Lock, 4-Digit Resettable Combination Lock for E-Bike Scooter Road Mountain Bikes
- Apple AirTag 4 Pack
- Kryptonite Keeper 712 Bike Chain Lock, 4 Feet Long Heavy Duty Anti-Theft Bicycle Chain Lock with Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence,Black

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**Shop now:** [https://www.desertcart.tn/products/70277552-keeper-712-combo-bike-chain-lock-4ft-resettable-bike-lock](https://www.desertcart.tn/products/70277552-keeper-712-combo-bike-chain-lock-4ft-resettable-bike-lock)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-10*